<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <link rel="stylesheet" href="css/5-混合.css">
</head>
<body>
<!--<div class="box1 clearfix"></div>-->
<div class="box1">lang1</div>
<div class="box2">lang2</div>
<div class="box3">lang3</div>
<div class="box4">lang4</div>
<div class="box5">lang5</div>
<div class="box6">lang6</div>
</body>
</html>